| Component | Key source categories (Sorted from high to low from left to right) | Total (%) | Not listed | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SOx | 1 A 4 b i (33.4%) | 1 A 1 a (9.6%) | 1 A 2 a (8.7%) | 1 A 2 f (7.0%) | 1 A 1 b (6.2%) | 1 A 4 a (4.8%) | 1 A 3 b iii (4.7%) | 1 A 2 d (4.5%) | 1 A 3 b i (4.5%) | 1 A 2 c (3.3%) | 86.8 | 5 |
| NOx | 1 A 3 b i (26.4%) | 1 A 3 b iii (20.6%) | 1 A 2 f (13.6%) | 1 A 4 c ii (9.5%) | 1 A 4 b i (5.9%) | 1 A 2 d (3.6%) | 1 A 1 a (3.4%) | 1 A 3 b ii (3.0%) | 4 D 1 (2.8%) | 1 A 2 a (2.4%) | 91.1 | 3 |
| NH3 | 4 B 1 b (25.3%) | 4 B 8 (20.4%) | 4 B 1 a (20.2%) | 4 D 1 (14.9%) | 4 B 9 (9.8%) | 1 A 3 b i (3.2%) | 4 B 3 (1.5%) | 95.2 | 0 | |||
| NMVOC | 1 A 4 b i (20.2%) | 3 D (13.5%) | 1 A 3 b i (13.2%) | 3 A (11.8%) | 1 A 3 b v (6.5%) | 3 C (5.9%) | 2 B 5 (5.6%) | 1 A 4 c ii (3.8%) | 3 B (3.6%) | 1 A 4 b ii (2.9%) | 86.9 | 6 |
| CO | 1 A 4 b i (32.2%) | 1 A 3 b i (26.5%) | 1 A 2 a (22.7%) | 1 A 4 c ii (2.5%) | 2 C (2.3%) | 1 A 4 b ii (2.3%) | 1 A 2 f (1.8%) | 1 A 3 b ii (1.5%) | 6 A (1.2%) | 1 A 4 c i (1.0%) | 94.0 | 1 |
| Pb | 1 A 3 b i (48.6%) | 2 C (20.3%) | 1 A 2 f (5.7%) | 1 A 4 b i (5.2%) | 1 A 3 b ii (4.9%) | 1 A 2 b (4.5%) | 1 A 3 a ii (i) (3.3%) | 1 A 2 d (1.2%) | 1 A 4 b ii (1.1%) | 1 A 1 a (1.0%) | 95.7 | 0 |
| Hg | 1 A 4 b i (25.6%) | 2 C (17.0%) | 2 B 5 (16.8%) | 1 A 1 a (15.0%) | 1 A 2 f (12.8%) | 1 A 2 d (6.0%) | 6 C (1.8%) | 95.1 | 0 | |||
| Cd | 1 A 4 b i (26.4%) | 2 C (16.8%) | 1 A 2 f (13.0%) | 1 A 1 b (12.1%) | 1 A 2 d (9.4%) | 1 A 3 b vi (5.9%) | 1 A 1 a (4.8%) | 1 A 4 c i (2.9%) | 1 A 4 a (2.8%) | 1 A 2 b (2.8%) | 96.8 | 0 |
| DIOX | 1 A 4 b i (62.8%) | 2 C (19.1%) | 1 A 2 b (3.8%) | 1 A 3 b i (3.0%) | 1 A 4 c i (2.5%) | 1 A 4 a (2.3%) | 1 A 2 d (1.1%) | 1 A 2 f (1.1%) | 95.8 | 0 | ||
| PAH | 1 A 4 b i (74.5%) | 1 A 3 b i (4.2%) | 1 A 4 c i (3.2%) | 1 A 3 b iii (2.7%) | 2 B 5 (2.7%) | 4 F (2.6%) | 2 A 7 (1.9%) | 2 C (1.8%) | 1 A 4 c ii (1.3%) | 1 A 2 f (1.2%) | 96.0 | 0 |
| HCB | 1 A 4 b i (82.9%) | 2 C (4.5%) | 1 A 4 c i (4.2%) | 3 D (2.4%) | 1 A 2 b (1.9%) | 96.0 | 0 | |||||